feat: microphone muting

sims/modules/bar.py

@@ -11,6 +11,7 @@ from sims.modules.notmuch import NotmuchWidget
 from sims.modules.buddy import Buddy
 from sims.modules.org import OrgDropdown, OrgWidget
 from sims.modules.screenrec import ScreenrecWidget
+from sims.modules.microphone import MicrophoneWidget
 from fabric.widgets.wayland import WaylandWindow as Window
 from fabric.system_tray.widgets import SystemTray
 from sims.widgets.fenster import FensterWorkspaces, FensterActiveWindow
@@ -110,11 +111,13 @@ class StatusBar(Window):
         if org_service is not None:
             self.org = OrgWidget(service=org_service, dropdown=org_dropdown)
 
+        self.microphone = MicrophoneWidget()
+
         self.status_container = Box(
             name="widgets-container",
             spacing=4,
             orientation="h",
-            children=self.progress_bars_overlay,
+            children=[self.microphone, self.progress_bars_overlay],
         )
 
         end_container_children = []

sims/modules/microphone.py

@@ -0,0 +1,68 @@
+from fabric.audio.service import Audio
+from fabric.widgets.box import Box
+from fabric.widgets.button import Button
+from fabric.widgets.label import Label
+
+MIC_ICON = "󰍬"
+MIC_MUTED_ICON = "󰍭"
+
+
+class MicrophoneWidget(Box):
+    """Bar widget showing microphone state; click to toggle mute.
+
+    Mutes *all* input sources (not just the default one) so virtual
+    sources like EasyEffects and their underlying hardware mics are
+    silenced together.
+    """
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+        self.audio = Audio()
+
+        self.icon_label = Label(
+            name="microphone-icon",
+            label=MIC_ICON,
+        )
+        self.button = Button(
+            name="microphone-button",
+            child=self.icon_label,
+            on_clicked=self.on_clicked,
+            style="background: transparent; border: none; margin: 0; box-shadow: none;",
+        )
+        self.add(self.button)
+
+        # `changed` fires for any stream change (incl. mute state) and
+        # `microphone-changed` when the default source switches.
+        self.audio.connect("changed", self.update_icon)
+        self.audio.connect("microphone-changed", self.update_icon)
+        self.update_icon()
+
+    def on_clicked(self, *_):
+        mics = self.audio.microphones or []
+        if not mics and self.audio.microphone:
+            mics = [self.audio.microphone]
+        if not mics:
+            return
+        # if anything is live -> mute everything; else unmute everything
+        mute = self._any_unmuted(mics)
+        for mic in mics:
+            mic.muted = mute
+        self.update_icon()
+
+    def _any_unmuted(self, mics) -> bool:
+        return any(not mic.muted for mic in mics)
+
+    def update_icon(self, *_):
+        mics = self.audio.microphones or []
+        if not mics and self.audio.microphone:
+            mics = [self.audio.microphone]
+        if not mics:
+            self.set_visible(False)
+            return
+        self.set_visible(True)
+        if self._any_unmuted(mics):
+            self.icon_label.set_label(MIC_ICON)
+            self.icon_label.remove_style_class("muted")
+        else:
+            self.icon_label.set_label(MIC_MUTED_ICON)
+            self.icon_label.add_style_class("muted")

sims/styles/bar.css

@@ -53,6 +53,20 @@
     font-weight: bold;
 }
 
+#microphone-icon {
+    color: var(--foreground);
+    font-size: 20px;
+}
+
+#microphone-button {
+    min-width: 28px;
+    padding: 0 6px;
+}
+
+#microphone-icon.muted {
+    color: var(--red);
+}
+
 #cpu-progress-bar,
 #ram-progress-bar,
 #volume-progress-bar {